1 the act of declaring, seeking, or bestowing (esp. divine) favour (sought God's blessing; mother gave them her blessing).
2 grace said before or after a meal.
3 a gift of God, nature, etc.; a thing one is glad of (what a blessing he brought it!).
Phrases and idioms:
blessing in disguise an apparent misfortune that eventually has good results.
Useful english dictionary. 2012.